:root {
    --trisplit-bg: #07111f;
    --trisplit-text: #ffffff;
    --trisplit-muted: rgba(255,255,255,.76);
    --trisplit-border: rgba(255,255,255,.18);
    --trisplit-shadow: 0 24px 80px rgba(0,0,0,.28);
    --trisplit-radius: 28px;
}

* { box-sizing: border-box; }
html, body { min-height: 100%; }
body.trisplit-site {
    margin: 0;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background: radial-gradient(circle at top left, rgba(148,107,169,.32), transparent 34%), linear-gradient(135deg, #061427 0%, #0d1d33 58%, #111827 100%);
    color: var(--trisplit-text);
}

.trisplit-page {
    min-height: 100vh;
    display: grid;
    grid-template-rows: auto auto 1fr auto auto;
    padding: clamp(18px, 3vw, 42px);
    gap: clamp(18px, 3vw, 34px);
}

.trisplit-header {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: 24px;
    position: relative;
    z-index: 2;
}

.trisplit-brand {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    color: #fff;
    text-decoration: none;
    font-weight: 800;
    letter-spacing: .02em;
    font-size: clamp(1.05rem, 1.4vw, 1.45rem);
}

.trisplit-logo {
    display: block;
    max-height: 78px;
    max-width: 280px;
    object-fit: contain;
}

.trisplit-top-module,
.trisplit-header-spacer {
    color: var(--trisplit-muted);
    font-size: .95rem;
}

.trisplit-top-module-left {
    justify-self: start;
}

.trisplit-header-spacer:last-child {
    justify-self: end;
}

.trisplit-intro {
    max-width: 920px;
    margin-left: auto;
    margin-right: auto;
    position: relative;
    z-index: 2;
    text-align: center;
}

.trisplit-kicker {
    margin: 0 0 8px;
    color: rgba(255,255,255,.7);
    text-transform: uppercase;
    letter-spacing: .18em;
    font-size: .72rem;
    font-weight: 700;
}

.trisplit-intro h1 {
    margin: 0;
    max-width: 980px;
    font-size: clamp(2.1rem, 5vw, 5.8rem);
    line-height: .95;
    letter-spacing: -.055em;
}

.trisplit-intro p:last-child {
    max-width: 780px;
    margin: 18px auto 0;
    color: var(--trisplit-muted);
    font-size: clamp(1.02rem, 1.6vw, 1.28rem);
    line-height: 1.55;
}

.trisplit-panels {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: clamp(14px, 2vw, 24px);
    min-height: 430px;
}

.trisplit-panel {
    position: relative;
    min-height: 430px;
    border-radius: var(--trisplit-radius);
    overflow: hidden;
    background: var(--panel-color, #003062);
    box-shadow: var(--trisplit-shadow);
    isolation: isolate;
}

.trisplit-panel::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, color-mix(in srgb, var(--panel-color) 78%, #000 22%), color-mix(in srgb, var(--panel-color) 58%, #000 42%));
    z-index: -2;
}

.trisplit-panel.has-image::before {
    background: linear-gradient(180deg, rgba(0,0,0,var(--panel-overlay-top, .08)), rgba(0,0,0,var(--panel-overlay-bottom, .36))), var(--panel-image) center / cover no-repeat;
    transform: scale(1.01);
    transition: transform .55s ease, filter .55s ease;
}

.trisplit-panel::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,.10), transparent 42%, rgba(0,0,0,var(--panel-overlay-corner, .10)));
    z-index: -1;
}

.trisplit-panel-link {
    min-height: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 28px;
    padding: clamp(24px, 3vw, 42px);
    color: #fff;
    text-decoration: none;
    border: 1px solid var(--trisplit-border);
    border-radius: var(--trisplit-radius);
    outline-offset: 4px;
}


.trisplit-panel-content {
    display: grid;
    gap: 14px;
    align-content: end;
}

.trisplit-panel-title {
    display: block;
    font-size: clamp(1.65rem, 3vw, 3.4rem);
    line-height: 1;
    letter-spacing: -.04em;
    font-weight: 850;
}

.trisplit-panel-text {
    display: block;
    color: rgba(255,255,255,.82);
    font-size: clamp(.98rem, 1.2vw, 1.08rem);
    line-height: 1.5;
    max-width: 36rem;
}

.trisplit-panel-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    justify-self: start;
    min-height: 46px;
    padding: 0 18px;
    border-radius: 999px;
    color: #07111f;
    background: #fff;
    font-weight: 800;
    font-size: .95rem;
    transition: transform .25s ease, background .25s ease;
}

.trisplit-panel-cta::after {
    content: "→";
    margin-left: 10px;
    transition: transform .25s ease;
}

.trisplit-panel:hover.has-image::before,
.trisplit-panel:focus-within.has-image::before {
    transform: scale(1.08);
    filter: saturate(1.05) contrast(1.04);
}

.trisplit-panel:hover .trisplit-panel-cta,
.trisplit-panel:focus-within .trisplit-panel-cta {
    transform: translateY(-2px);
}

.trisplit-panel:hover .trisplit-panel-cta::after,
.trisplit-panel:focus-within .trisplit-panel-cta::after {
    transform: translateX(4px);
}

.trisplit-footer-module,
.trisplit-footer {
    color: rgba(255,255,255,.66);
    font-size: .92rem;
}

.trisplit-footer {
    text-align: center;
}

.trisplit-footer p { margin: 0; }

@media (max-width: 1100px) {
    .trisplit-panels {
        grid-template-columns: 1fr;
        min-height: auto;
    }

    .trisplit-panel,
    .trisplit-panel-link {
        min-height: 300px;
    }
}

@media (max-width: 640px) {
    .trisplit-page {
        padding: 18px;
        gap: 22px;
    }

    .trisplit-header {
        align-items: flex-start;
        flex-direction: column;
    }

    .trisplit-intro h1 {
        font-size: clamp(2rem, 12vw, 3.5rem);
    }

    .trisplit-panel,
    .trisplit-panel-link {
        min-height: 260px;
    }

    .trisplit-panel-link {
        padding: 24px;
    }
}

@supports not (color: color-mix(in srgb, #000 50%, #fff 50%)) {
    .trisplit-panel::before {
        background: linear-gradient(180deg, var(--panel-color), #111827);
    }
}